摘要
电化学传感器作为传统传感器的一种,具有效率高、响应性好和灵敏度高等优点.而柔性电化学传感器具有这些特点的同时,凭借其优异的柔韧性、拉伸性、可折叠性和电化学稳定性,被广泛应用于医疗卫生、环境监测和食品安全等方面.此外,该类传感器还具有方便携带、成本较低、灵敏度高和选择性好等特点.本文立足于柔性传感器活性材料的选择,从无机材料、有机材料、酶和天然材料入手,通过分析与总结近几年的研究成果,介绍材料的选择对电化学传感器性能的影响,重点阐述了不同材料在柔性电化学传感器方面的制备及应用,表明柔性电化学传感器在生产生活中发挥着不可替代的作用.最后对现阶段柔性传感器的研究应用存在的问题与挑战进行总结,并对其未来发展方向进行展望.
Abstract
Electrochemical sensors,as a kind of traditional sensors,have the advantages of high efficiency,good responsiveness,and high sensitivity.Flexible electrochemical sensors with these characteristics are widely used in healthcare,environmental monitoring,and food safety by virtue of their excellent flexibility,stretchability,fold-ability,and electrochemical stability.In addition,these sensors are featured with easy portability,lower cost,high sensitivity,and good selectivity.Based on the selection of active materials for flexible sensors,proceeding from inorganic materials,organic materials,enzymes,and natural materials,this paper analyses and summarizes the research results in recent years,introduces the influence of material selection on the performance of electro-chemical sensors,primary focuses lie in the preparation and application of different materials in flexible electro-chemical sensors,and shows that flexible electrochemical sensors play an irreplaceable role in production and life.Finally,this paper conclude the problems and challenges in the current research applications of flexible electro-chemical sensors,and the future development of flexible electrochemical sensors are prospected.
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